Gorilla Closed End Design Prevents Rusting Lug Nut 21138BC - 12MMX1.50 SD Acr Black100BX
Gorilla Closed End Design Prevents Rusting Lug Nut 21138BC - 12MMX1.50 SD Acr Black100BX
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Gorilla 21138BC Set Of 100
12 Millimeter x 1.5 Thread Size featuring Conical Seat and Spline Drive Lug.
Features & Benefits
- Small diameter acorn color finish
- Closed end design prevents rusting
- Thread size is stamped on every lug nut for easy identification
- External pattern design produces better torque and prevents breakage
- Thin wall design fits all tuner wheels
- Bulge design provides more seating surface than traditional tuner lug nuts
- Limited 1 year warranty
- Conical Seat
- Spline Drive Lug
- 1.36 inch Overall Length
- Spine Drive
- Requires 6 spline tool (see required parts)
- Black Chrome
- Steel
- Set Of 100
Specifications
| Model | Set Of 100 |
| Product Type | Small diameter acorn color finish |
| Color | Black/Chrome |
| Material | Steel |
| Finish | Black Chrome |
| Weight | 7 lb |
| Dimensions | 6.5 x 5.25 x 3.25 in |
| Brand | Gorilla |
| Manufacturer Part Number | 21138BC |
| UPC | 012619300464 |
Frequently Asked Questions
What color is this small diameter acorn color finish?
This is the Black/Chrome variant of the Set Of 100 from Gorilla.
What are the key construction details?
Gorilla Set Of 100 features steel. See Features & Benefits and Specifications for the full list.
How much does this product weigh?
This item weighs approximately 7 lb.
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

